KU

Kazuhiko Udagawa

FC Funai Electric Co.: 3 patents #330 of 943Top 35%
DC Dah Yang Toy Industrial Co.: 1 patents #5 of 11Top 50%
Overall (All Time): #1,235,250 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8331111 Switching power supply device 2012-12-11
8289740 Voltage reduction detection circuit and switching power supply system 2012-10-16
8054601 Power supply control apparatus having a function supplying power supply voltage 2011-11-08
5735724 Toy assembly having moving toy elements 1998-04-07